Home / 7,258.16-10,016.44-5,137.50

Finding the Fourth Proportional to 7,258.16, 10,016.44 and 5,137.50

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Solution

The fourth proportional to 7,258.16, 10,016.44 and 5,137.50 is: 7,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.16 : 10,016.44 = 5,137.50 : x
  2. Step 2: Convert to fraction form
    7,258.16/10,016.44 = 5,137.50/x
  3. Step 3: Cross multiply
    7,258.16x = 10,016.44 × 5,137.50
  4. Step 4: Simplify right side
    7,258.16x = 51,459,460.50
  5. Step 5: Solve for x
    x = 51,459,460.50/7,258.16
  6. Step 6: Final answer
    x = 7,089.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.